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Number of nX5 0..1 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.
1

%I #6 Dec 06 2016 19:01:34

%S 3,87,820,6396,47452,316516,2017028,12376570,73672888,428568648,

%T 2445310419,13733337644,76104228971,416938845972,2261749445562,

%U 12163774256441,64922115452637,344182830696292,1813720428133600

%N Number of nX5 0..1 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.

%C Column 5 of A279134.

%H R. H. Hardin, <a href="/A279131/b279131.txt">Table of n, a(n) for n = 1..250</a>

%H R. H. Hardin, <a href="/A279131/a279131.txt">Empirical recurrence of order 88</a>

%F Empirical recurrence of order 88 (see link above)

%e Some solutions for n=4

%e ..0..1..0..1..0. .0..0..1..0..1. .0..1..1..0..1. .0..1..0..1..0

%e ..1..0..1..1..0. .1..0..1..0..1. .1..0..0..1..0. .1..1..0..0..1

%e ..0..0..1..1..1. .0..1..0..1..0. .1..0..1..1..1. .0..0..1..1..0

%e ..1..1..0..1..0. .1..1..0..1..0. .0..0..0..1..0. .0..1..1..0..1

%Y Cf. A279134.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 06 2016